gdb/103: Move floatformat_ia64_ext to libiberty/include floatformat.[ch]

[cagney@redhat.com]

Synopsis: Move floatformat_ia64_ext to libiberty/include floatformat.[ch]

Responsible-Changed-From-To: unassigned->kevinb
Responsible-Changed-By: cagney
Responsible-Changed-When: Sun Aug 26 18:40:02 2001
Responsible-Changed-Why:
    Half done.  ia64 floatformats moved to include/libiberty.

http://sources.redhat.com/cgi-bin/gnatsweb.pl?cmd=view&pr=103&database=gdb